@misc{Bernard_z_Clairvaux_(święty_;_około_1090-1153)_De,
 author={Bernard z Clairvaux (święty ; około 1090-1153) and http://viaf.org/viaf/59875293},
 howpublished={online},
 language={lat},
 type={text},
 title={De consideratione ad Eugenium papam},
}